128137542

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{1609}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 276430560

約数和(自身を除く): 148293018

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1021, 1609, 2042, 3063, 3218, 4827, 6126, 9654, 13273, 20917, 26546, 39819, 41834, 62751, 79638, 125502, 1642789, 3285578, 4928367, 9856734, 21356257, 42712514, 64068771, 128137542]

約数ペア:

[(1, 128137542), (2, 64068771), (3, 42712514), (6, 21356257), (13, 9856734), (26, 4928367), (39, 3285578), (78, 1642789), (1021, 125502), (1609, 79638), (2042, 62751), (3063, 41834), (3218, 39819), (4827, 26546), (6126, 20917), (9654, 13273)]